Summary
Overview
Work History
Education
Skills
Timeline
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Katherine Sierra

Summary

Friendly and dependable bilingual professional with experience in customer service and hospitality. Skilled at creating positive customer experiences, resolving issues efficiently, and adapting to fast paced environments. Brings strong communication, organization, and a customer first mindset to every role.

Overview

5
5
years of professional experience

Work History

Customer Service Representative

AT&T
Hyattsville, MD
04.2024 - 04.2026
  • Educated customers on AT&T product features and services to enhance user experience.
  • Assisted customers with product selection, ordering, billing, returns, and technical support to ensure satisfaction.
  • Managed administrative tasks, including filing paperwork, updating databases, and generating reports to maintain organized records.

Host/waitress

Uncle Julios
Bethesda, Maryland
10.2021 - 06.2024
  • Provided exceptional service to high volume of daily customers.
  • Assisted in training new servers on restaurant procedures and policies.
  • Handled cash transactions and processed payments accurately at the register.
  • Provided exceptional service to a high volume of daily customers.

Education

High Point High School
Beltsville, MD

Skills

  • Customer service
  • Customer relationship management
  • Professional appearance
  • Time management
  • English/Spanish Fluent

Timeline

Customer Service Representative

AT&T
04.2024 - 04.2026

Host/waitress

Uncle Julios
10.2021 - 06.2024

High Point High School
Katherine Sierra